Arsenura polyodonta
Common NameArsenura polyodonta
Scientific NameArsenura polyodonta
FamilySaturniidae
SubfamilyArsenurinae
Wingspan (mm)115
Wing Patterncryptic
Primary Colorslight brown, cream, dark brown
HabitatTropical and subtropical forests, rainforests
Geographic RangeCentral America to northern South America (e.g., Mexico, Costa Rica, Panama, Colombia, Ecuador, Peru, Bolivia, Brazil)
Host PlantsSapium, Ficus, Cecropia
Flight PeriodYear-round in tropical regions, multiple broods
Conservation Statusleast-concern
Lifecycle NotesEggs are laid on host plants. Larvae are often spiny or tuberculate, feeding on leaves. Pupation typically occurs in the soil or leaf litter. Adults are nocturnal and do not feed.
Identification TipsDistinguished by its large size, robust body, and the characteristic cryptic wing pattern with a dark median band and a wavy subterminal line on the forewings, which helps it blend with tree bark.
Description
A large, robust moth with mottled light brown and cream forewings, featuring a distinct darker brown median band and a prominent wavy subterminal line. The hindwings are similar but often paler.
